The volume of hemisphere with total surface area 115.62 cm2 is approximately (Take π= 22/7)
40 cm3
25 cm3
60 cm3
90 cm3
Total surface area of a hemisphere= 3 πr2= 115.62 ⇒ r= 3.5 cm
Volume of hemisphere=2/3 πr3=90 cm3
Find the total surface area of hemisphere of radius 7 cm.(Take π = 227 )